Vulnerability Intelligence Report
Adobe Flash Player Use-After-Free Vulnerability
CVE-2018-4878
A use-after-free vulnerability was discovered in Adobe Flash Player before 28.0.0.161. This vulnerability occurs due to a dangling pointer in the Primetime SDK related to media player handling of listener objects. A successful attack can lead to arbitrary code execution. This was exploited in the wild in January and February 2018.
CISA KEV
SSVC: Active Exploitation
CVSS Base Score
7.8
HIGH
Exploitability:1.9
Impact Score:5.9
EPSS Probability:89.62%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-416 ↗CWE-416 Use After Free
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| adobe | flash_player | all |
| apple | macos | all |
| linux | linux_kernel | all |
| microsoft | windows | all |
| redhat | enterprise_linux_desktop | 6.0 |
| redhat | enterprise_linux_server | 6.0 |
| redhat | enterprise_linux_workstation | 6.0 |
| microsoft | windows_10 | all |
| microsoft | windows_8.1 | all |
| chrome_os | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Adobe Systems Incorporated · Vendor · USA |
| Reserved | 2018-01-03T00:00:00 |
| Published | 2018-02-06T20:00:00 |
| Patch Date | 2018-02-06 |
| Last Updated | 2025-11-17T19:33:19 |
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